%I A013827
%S A013827 9,2187,531441,129140163,31381059609,7625597484987,1853020188851841,
%T A013827 450283905890997363,109418989131512359209,26588814358957503287787,
%U A013827 6461081889226673298932241,1570042899082081611640534563
%N A013827 3^(5n+2).
%H A013827 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/
               RecursiveSequences.html">Recursive Sequences</a>
%F A013827 a(n)=243*a(n-1), n>0 ; a(0)=9 . G.f.: 9/(1-243*x). a(n)=3*A013826(n) 
               . [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 26 2008]
%Y A013827 Sequence in context: A089825 A004820 A162091 this_sequence A058428 A069704 
               A033997
%Y A013827 Adjacent sequences: A013824 A013825 A013826 this_sequence A013828 A013829 
               A013830
%K A013827 nonn
%O A013827 0,1
%A A013827 N. J. A. Sloane (njas(AT)research.att.com).